{"product_id":"delphi-tc4201-suspension-ball-joint-front-lower","title":"Delphi TC4201 Suspension Ball Joint - Front Lower","description":"\u003ch2\u003eFront Lower Ball Joint for Ford Super Duty\u003c\/h2\u003e\u003cp\u003eDelphi TC4201 is a front lower suspension ball joint for Ford heavy-duty trucks and the Excursion platform. It is a standard replacement part built with OE-focused dimensional and material analysis for consistent fit and steering response.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront lower ball joint assembly for press-in mounting\u003c\/li\u003e\n\u003cli\u003ePre-greased and greaseable design with grease fitting included\u003c\/li\u003e\n\u003cli\u003eRubber dust boot, castle nut, cotter pin, and mounting hardware included\u003c\/li\u003e\n\u003cli\u003eCounterclockwise (left) thread direction\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade with tapered stud and plastic bearing type\u003c\/li\u003e\n\u003cli\u003eDelphi TC4201 cross-references MOOG K80027 for the same application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDelphi TC4201 is engineered for the front lower position on Ford F-250 Super Duty, Ford F-350 Super Duty, Ford Excursion, Ford F-250 HD, Ford F-250, and Ford F-350 applications listed below. Delphi applies OE-style testing and dimensional checks to help ensure proper compatibility between the replacement part and the original suspension geometry. The ball joint is pre-greased, greaseable, and supplied as a complete assembly with a dust boot, castle nut, cotter pin, and mounting hardware.\u003c\/p\u003e\u003cp\u003eBuilt for power steering applications, this press-in ball joint uses a threaded, tapered stud with a left-hand thread direction. The rubber boot helps protect the joint from contamination, while the standard replacement design supports routine suspension service on Ford F-250 Super Duty and Ford F-350 Super Duty front lower suspension systems. Use Delphi TC4201 when replacing worn front lower ball joints on trucks that need a direct-fit service part.\u003c\/p\u003e\u003ch2\u003eCommon Problems This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront-end looseness or play from a worn lower ball joint\u003c\/li\u003e\n\u003cli\u003eClunking or popping noises from the front suspension\u003c\/li\u003e\n\u003cli\u003eUneven tire wear caused by suspension joint wear\u003c\/li\u003e\n\u003cli\u003eSteering wander or reduced road feel in Ford Super Duty trucks\u003c\/li\u003e\n\u003cli\u003eInspection failure due to excessive ball joint movement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Fitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 1999-2022 Ford F-250 Super Duty, front lower\u003c\/li\u003e\n\u003cli\u003eFits 1999-2022 Ford F-350 Super Duty, front lower\u003c\/li\u003e\n\u003cli\u003eFits 2000-2005 Ford Excursion, front lower\u003c\/li\u003e\n\u003cli\u003eFits 1987-1999 Ford F-250, front lower\u003c\/li\u003e\n\u003cli\u003eFits 1997 Ford F-250 HD, front lower\u003c\/li\u003e\n\u003cli\u003eFits 1987-1997 Ford F-350, front lower\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePress-in installation requires proper suspension service tools and correct alignment procedures after replacement. Verify left-hand thread orientation, tapered stud dimensions, and vehicle application before installation. Delphi TC4201 is a direct service part for the listed front lower positions on Ford F-250 Super Duty and Ford F-350 Super Duty models.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDelphi uses OE-focused engineering, dimensional analysis, and material validation to support aftermarket steering and suspension performance. Parts are tested across extreme temperature ranges and salt-spray exposure to evaluate durability in demanding service conditions.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":52435693437109,"sku":"BBMX-TC4201","price":31.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_TC4201_FRO.jpg?v=1777861943","url":"https:\/\/www.partcatalog.com\/products\/delphi-tc4201-suspension-ball-joint-front-lower","provider":"PartCatalog","version":"1.0","type":"link"}